private void DisplayBtnActionPerformed(
java.awt.event.ActionEvent evt) { // GEN-FIRST:event_DisplayBtnActionPerformed
// TODO add your handling code here:
int tmp = q.size(); // measuring storage
if (q.size() > 5) { // warning attendants if there is over 5 vehicles
DisplayTA.setText("Help Needed");
DisplayTA.append("\n" + q.display());
} else { // letting the attendants know how many vehclces are to be washed
DisplayTA.setText(
"There are " + tmp + " vehicles to be washed:"); // shows the number of vehicles
}
} // GEN-LAST:event_DisplayBtnActionPerformed
